| Date | Time | Source | Headline | Symbol | Company |
| 04/17/2024 | 8:00AM | Business Wire | Western Asset High Income Opportunity Fund Inc. Announces Results of Annual Meeting of Stockholders | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 03/06/2024 | 11:58AM | Edgar (US Regulatory) | Form DEF 14A - Other definitive proxy statements | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 03/04/2024 | 8:00AM | Business Wire | Western Asset High Income Opportunity Fund Inc. (NYSE: HIO) Announces Portfolio Management Team Update | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 02/23/2024 | 10:45AM | Edgar (US Regulatory) | Form NPORT-P - Monthly Portfolio Investments Report on Form N-PORT (Public) | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 02/20/2024 | 8:00AM | Business Wire | Franklin Templeton Fund Adviser, LLC Announces Distributions for the Months of March, April and May 2024 | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 02/20/2024 | 8:00AM | Business Wire | Western Asset High Income Opportunity Fund Inc. Announces Financial Position as of December 31, 2023 | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 02/14/2024 | 1:46PM | Edgar (US Regulatory) | Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 02/09/2024 | 6:03PM | Edgar (US Regulatory) | Form 3 - Initial statement of beneficial ownership of securities | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 01/10/2024 | 9:36AM | Edgar (US Regulatory) | Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 01/03/2024 | 9:27PM | Edgar (US Regulatory) | Form 3 - Initial statement of beneficial ownership of securities | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 12/06/2023 | 4:01PM | Edgar (US Regulatory) | Form N-CEN - Annual Report for Registered Investment Companies | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 11/30/2023 | 12:22PM | Edgar (US Regulatory) | Form N-CSR - Certified Shareholder Report | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 11/21/2023 | 1:16PM | Edgar (US Regulatory) | Form NPORT-P - Monthly Portfolio Investments Report on Form N-PORT (Public) | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 11/14/2023 | 8:00AM | Business Wire | Legg Mason Partners Fund Advisor, LLC Announces Distributions for the Months of December 2023, January and February 2024 | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 09/13/2023 | 2:15PM | Edgar (US Regulatory) | Form 3 - Initial statement of beneficial ownership of securities | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 08/24/2023 | 12:13PM | Edgar (US Regulatory) | Form NPORT-P - Monthly Portfolio Investments Report on Form N-PORT (Public) | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 08/18/2023 | 10:09AM | Edgar (US Regulatory) | Form N-PX - Annual Report of proxy voting record of management investment companies | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 08/17/2023 | 8:00AM | Business Wire | Western Asset High Income Opportunity Fund Inc. Announces Financial Position as of June 30, 2023 | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 08/02/2023 | 8:00AM | Business Wire | Legg Mason Partners Fund Advisor, LLC Announces Distributions for the Months of September, October and November 2023 | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 05/26/2023 | 10:10AM | Edgar (US Regulatory) | Certified Semi-annual Shareholder Report for Management Investment Companies (n-csrs) | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 05/19/2023 | 1:48PM | Edgar (US Regulatory) | Monthly Portfolio Investments Report on Form N-port (public) (nport-p) | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 05/15/2023 | 8:00AM | Business Wire | Legg Mason Partners Fund Advisor, LLC Announces Distributions for the Months of June, July and August 2023 | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 02/28/2023 | 1:26PM | Edgar (US Regulatory) | Monthly Portfolio Investments Report on Form N-port (public) (nport-p) | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 02/15/2023 | 8:00AM | Business Wire | Western Asset High Income Opportunity Fund Inc. Announces Financial Position as of December 31, 2022 | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 02/14/2023 | 8:00AM | Business Wire | Legg Mason Partners Fund Advisor, LLC Announces Distributions for the Months of March, April and May 2023 | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 01/11/2023 | 9:41AM | Edgar (US Regulatory) | Amended Statement of Ownership (sc 13g/a) | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 12/12/2022 | 4:29PM | Edgar (US Regulatory) | Amended Statement of Ownership (sc 13g/a) | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 12/07/2022 | 6:51AM | Edgar (US Regulatory) | Annual Report for Registered Investment Companies (n-cen) | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 11/28/2022 | 11:01AM | Edgar (US Regulatory) | Certified Annual Shareholder Report for Management Investment Companies (n-csr) | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |
| 11/23/2022 | 1:34PM | Edgar (US Regulatory) | Monthly Portfolio Investments Report on Form N-port (public) (nport-p) | NYSE:HIO | Western Asset High Income Opportunity Fund Inc |